100% tariff-free shipping to usa & canada
×

Browse parts

Store rated 5.0/5 Read reviews (76)76 store reviews
In stock
Kawasaki KH400 KH500 KH250 H1 Front Sprocket 15 Tooth 13144-030

Kawasaki KH400 KH500 KH250 H1 Front Sprocket - 15 Tooth - Replaces Kawasaki OEM 13144-030

$23.61
23-2611
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH500 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Motorcycle Drive Chains, Sprockets & Adjusters Motorcycle Front & Rear Drive Sprockets
Kawasaki KH400 KH500 KH250 H1 Front Sprocket - 15 Tooth - Replaces Kawasaki OEM 13144-030. This front sprocket transfers drive through the chain at...
In stock
Kawasaki KZ440 KH400 KH500 KH250 SSK-100 Steering Bearing Kit

Kawasaki KZ440 KH400 KH500 KH250 SSK-100 Steering Bearing Kit

$67.34
28-2002
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ440 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Motorcycle Fork Seals, Shocks & Steering Parts Motorcycle Steering Bearings & Stem Hardware Motorcycle Wheel Bearings, Seals & Hub Parts Motorcycle Wheel Bearings, Seals, Rims & Spokes
Kawasaki KZ440 KH400 KH500 KH250 SSK-100 Steering Bearing Kit. This steering-head bearing kit supports smooth steering movement between the frame and fork stem. Replace...
In stock
Kawasaki KZ1000 KZ900 KZ750 KZ650 Cap Rubber Seal 51059-008

Kawasaki KZ1000 KZ900 KZ750 KZ650 Cap Rubber Seal - Replaces Kawasaki OEM 51059-008

$7.62
73-0922
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ1000 Parts Kawasaki KZ1000A Parts Kawasaki KZ1000B Parts Kawasaki KZ1000G1 Parts Kawasaki KZ200 Motorcycle Parts Kawasaki KZ200A Motorcycle Parts Kawasaki KZ400 Parts Kawasaki KZ400A Parts Kawasaki KZ400D Parts Kawasaki KZ400S Parts Kawasaki KZ650 Parts Kawasaki KZ650B Parts Kawasaki KZ650C Parts Kawasaki KZ650F Parts Kawasaki KZ750 Parts Kawasaki KZ750B Twin Parts Kawasaki KZ750G Parts Kawasaki KZ900 Parts Kawasaki KZ900A Parts Kawasaki KZ900B Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Motorcycle Air Filters, Petcocks & Fuel Parts Motorcycle Gas Tank Caps, Seals & Mounting Parts
Kawasaki KZ1000 KZ900 KZ750 KZ650 Cap Rubber Seal - Replaces Kawasaki OEM 51059-008. This rubber cap seal seals the matching cap or filler opening...
In stock
Kawasaki KD100 KE100 KH100 KH125 Carb Float and Pin 16031-015

Kawasaki KD100 KE100 KH100 KH125 Carb Float & Pin - Replaces Kawasaki OEM 16031-015

$25.16
73-0866
Kawasaki G-Series Vintage Motorcycle Parts Kawasaki KD Trail Motorcycle Parts Kawasaki KD100 Parts Kawasaki KE Trail Motorcycle Parts Kawasaki KE100 Parts Kawasaki KE100A Parts Kawasaki KE100B Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KM100 Parts Kawasaki KM100A Parts Kawasaki KV75 & KV100 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Motorcycle Carburetor Floats & Float Pins Motorcycle Carburetor Parts & Rebuild Kits
Kawasaki KD100 KE100 KH100 KH125 Carb Float & Pin - Replaces Kawasaki OEM 16031-015. This carburetor float controls fuel level in the float bowl...
In stock
Vintage Japanese Motorcycle Fork Seal set of 2-33 x 46 x 11

Vintage Japanese Motorcycle Fork Seal Set/2-33 x 46 x 11

$20.72
27-1019
Honda ATC Three-Wheeler Parts Honda ATC200X Parts Honda ATC250ES Parts Honda ATC250SX Parts Honda ATV & ATC Parts Honda CB Motorcycle Parts Honda CB350 Parts Honda CB350F Parts Honda CB350K Parts Honda CB360 Parts Honda CB360K Parts Honda CB400 Parts Honda CB400A Parts Honda CB400F Parts Honda CB400T Parts Honda CB450 Parts Honda CB450SC Nighthawk Parts Honda CB450T Hawk Parts Honda CJ Motorcycle Parts Honda CJ360 Parts Honda CL Scrambler Motorcycle Parts Honda CL350 Scrambler Parts Honda CL350K Scrambler Parts Honda CL360 Parts Honda CL360K Parts Honda CM Motorcycle Parts Honda CM400 Parts Honda CM400A Parts Honda CM400E Parts Honda CM400T Parts Honda CM450 Parts Honda CM450C Parts Honda CM450E Parts Honda CMX Rebel Motorcycle Parts Honda CMX250 Rebel Parts Honda CR Motocross Parts Honda CR80 Parts Honda CR80R Parts Honda CX Motorcycle Parts Honda CX500 Parts Honda CX500C Custom Parts Honda SL Motorcycle Parts Honda SL350 Parts Honda TL Trials Motorcycle Parts Honda TL250 Parts Honda TLR Trials Motorcycle Parts Honda TLR200 Parts Honda XL Motorcycle Parts Honda XL200 Parts Honda XL200R Parts Kawasaki KX Motocross Parts Kawasaki KX80 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ305 Parts Kawasaki KZ400 Parts Kawasaki KZ400B Parts Kawasaki KZ400C Parts Kawasaki KZ400D Parts Kawasaki KZ400H Parts Kawasaki KZ400S Parts Kawasaki KZ440 Parts Kawasaki KZ440A Parts Kawasaki KZ440C Parts Kawasaki KZ440D Parts Kawasaki KZ440G Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Motorcycle Fork Seals, Dust Boots & Fork Parts Motorcycle Fork Seals, Shocks & Steering Parts Suzuki GN Motorcycle Parts Suzuki GN250 Parts Suzuki GS Motorcycle Parts Suzuki GS250 Parts Suzuki GS250T Parts Suzuki GS300 Parts Suzuki GS300L Parts Suzuki GS400 Parts Suzuki GS425 Parts Suzuki GT Motorcycle Parts Suzuki GT250 Parts Suzuki GT380 Parts Suzuki Motorcycle Parts Suzuki RM80 Parts Vintage Honda Motorcycle Parts Yamaha Motorcycle Parts Yamaha XS Motorcycle Parts Yamaha XS360 Parts Yamaha XS400 Parts
Vintage Japanese Motorcycle Fork Seal Set/2-33 x 46 x 11. These fork oil seals retain fork oil around the fork tubes while allowing the...
In stock
Kawasaki Yamaha Motorcycle Swing Arm Bushing Set 33033-009

Kawasaki Yamaha Motorcycle Swing Arm Bushing Set - Reference: 33033-009

$85.77
28-1028
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KD Trail Motorcycle Parts Kawasaki KE Trail Motorcycle Parts Kawasaki KE125 Parts Kawasaki KE125A Parts Kawasaki KE175 Parts Kawasaki KE250 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki KH500 Parts Kawasaki KL Motorcycle Parts Kawasaki KL250 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ200 Motorcycle Parts Kawasaki KZ200A Motorcycle Parts Kawasaki KZ250 Parts Kawasaki KZ250D Parts Kawasaki KZ400 Parts Kawasaki KZ650 Parts Kawasaki KZ750 Parts Kawasaki KZ900 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Motorcycle Fork Seals, Shocks & Steering Parts Motorcycle Swingarm Bushings, Bearings & Seals Yamaha Motorcycle Parts Yamaha RD Two-Stroke Motorcycle Parts Yamaha RD250 Parts Yamaha RD350 Parts Yamaha RD400 Parts Yamaha TX Motorcycle Parts Yamaha TX500 Parts Yamaha TX750 Parts Yamaha XS Motorcycle Parts Yamaha XS360 Parts Yamaha XS400 Parts Yamaha XS500 Parts
Kawasaki Yamaha Motorcycle Swing Arm Bushing Set - Reference: 33033-009. This swingarm pivot service part supports, guides, or seals the swingarm pivot for controlled...
In stock
Kawasaki S1 S2 S3 S1 S2 S3 Wheel Seal 25 x 42 x 8

Kawasaki S1 S2 S3 Wheel Seal - 25 x 42 x 8

$7.62
27-9143
Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Motorcycle Wheel Bearings, Seals & Hub Parts Motorcycle Wheel Bearings, Seals, Rims & Spokes
Kawasaki S1 S2 S3 Wheel Seal - 25 x 42 x 8. This wheel seal seals around the wheel hub, axle spacer, or bearing...
In stock
Kawasaki S1 S2 S3 S1 S2 S3 Wheel Seal 35 x 52 x 7

Kawasaki S1 S2 S3 Wheel Seal - 35 x 52 x 7

$5.40
27-9089
Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Motorcycle Wheel Bearings, Seals & Hub Parts Motorcycle Wheel Bearings, Seals, Rims & Spokes
Kawasaki S1 S2 S3 Wheel Seal - 35 x 52 x 7. This wheel seal seals around the wheel hub, axle spacer, or bearing...
In stock
Kawasaki KZ1000 KZ900 KZ750 KZ650 Tank Cap w keys 51048-012

Kawasaki KZ1000 KZ900 KZ750 KZ650 Tank Cap w keys - Replaces Kawasaki OEM 51048-012

$65.64
20-0104
Featured Motorcycle Parts & Accessories Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ1000 Parts Kawasaki KZ1000A Parts Kawasaki KZ1000B Parts Kawasaki KZ200 Motorcycle Parts Kawasaki KZ200A Motorcycle Parts Kawasaki KZ400 Parts Kawasaki KZ400C Parts Kawasaki KZ400D Parts Kawasaki KZ650 Parts Kawasaki KZ650B Parts Kawasaki KZ650C Parts Kawasaki KZ650F Parts Kawasaki KZ750 Parts Kawasaki KZ750B Twin Parts Kawasaki KZ750E Parts Kawasaki KZ900 Parts Kawasaki KZ900A Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S3 Parts Motorcycle Air Filters, Petcocks & Fuel Parts Motorcycle Gas Tank Caps, Seals & Mounting Parts
Kawasaki KZ1000 KZ900 KZ750 KZ650 Tank Cap w keys - Replaces Kawasaki OEM 51048-012. This fuel tank cap closes the filler neck and helps...
In stock
Kawasaki KZ400 KH400 KH500 H1 Chrome Non-Locking Tank Cap 51048-007

Kawasaki KZ400 KH400 KH500 H1 Chrome Non-Locking Tank Cap - Replaces Kawasaki OEM 51048-007

$66.53
20-0071
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ400 Parts Kawasaki KZ400D Parts Kawasaki KZ400S Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S3 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Motorcycle Air Filters, Petcocks & Fuel Parts Motorcycle Gas Tank Caps, Seals & Mounting Parts
Kawasaki KZ400 KH400 KH500 H1 Chrome Non-Locking Tank Cap - Replaces Kawasaki OEM 51048-007. This fuel tank cap closes the filler neck and helps...
In stock
Kawasaki KZ1000 KZ900 KZ750 KH400 Petcock Repair Kit

Kawasaki KZ1000 KZ900 KZ750 KH400 Petcock Repair Kit

$9.77
20-0024
Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ1000 Parts Kawasaki KZ1000A Parts Kawasaki KZ1000B Parts Kawasaki KZ1000G1 Parts Kawasaki KZ750 Parts Kawasaki KZ900 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Kawasaki ZX, ZXR & ZZR Motorcycle Parts Kawasaki ZX1100 Parts Kawasaki ZX1100A Parts Motorcycle Air Filters, Petcocks & Fuel Parts Motorcycle Petcock Rebuild Kits, Seals & Screens
Kawasaki KZ1000 KZ900 KZ750 KH400 Petcock Repair Kit. This fuel petcock controls fuel flow from the tank through the specified outlet and reserve arrangement....
In stock
Kawasaki S1 Engine Gasket Set

1973-75 Kawasaki S1 Engine Gasket Set

$93.17
18-0216
Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Motorcycle Engine Gaskets, O-Rings & Rubbers Vintage Motorcycle Engine Parts
1973-75 Kawasaki S1 Engine Gasket Set. This engine gasket set supplies the gaskets and seals needed to reseal the engine during teardown or rebuild....
In stock
Kawasaki Suzuki Motorcycle Contact Point 21008-019

Kawasaki Suzuki Motorcycle Contact Point - Replaces Kawasaki OEM 21008-019

$13.69
14-0017
Kawasaki F-Series Vintage Motorcycle Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Motorcycle Ignition Points & Condensers Suzuki GT Motorcycle Parts Suzuki GT250 Parts Suzuki GT380 Parts Suzuki Motorcycle Parts Suzuki T Motorcycle Parts Suzuki T350 Parts Suzuki T500 Parts Vintage Motorcycle Electrical & Ignition Parts
Kawasaki Suzuki Motorcycle Contact Point - Replaces Kawasaki OEM 21008-019. This ignition contact point set opens and closes the primary ignition circuit at the...
In stock
Kawasaki KZ1000 KZ900 KZ750 KZ650 Ground Collar and Mounting Rubbers 23076-001

Kawasaki KZ1000 KZ900 KZ750 KZ650 Ground Collar & Mounting Rubbers - Replaces Kawasaki OEM 23076-001

$18.57
11-2294
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ1000 Parts Kawasaki KZ1000A Parts Kawasaki KZ200 Motorcycle Parts Kawasaki KZ200A Motorcycle Parts Kawasaki KZ250 Parts Kawasaki KZ250D Parts Kawasaki KZ550 Parts Kawasaki KZ550A Parts Kawasaki KZ650 Parts Kawasaki KZ650B Parts Kawasaki KZ650C Parts Kawasaki KZ650F Parts Kawasaki KZ750 Parts Kawasaki KZ750B Twin Parts Kawasaki KZ900 Parts Kawasaki KZ900A Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Motorcycle Turn Signals, Lenses & Stems Vintage Motorcycle Electrical & Ignition Parts
Kawasaki KZ1000 KZ900 KZ750 KZ650 Ground Collar & Mounting Rubbers - Replaces Kawasaki OEM 23076-001. This rubber mounting cushion isolates the listed mounted component...
In stock
Kawasaki KZ1000 KZ900 KZ750 KZ650 Fuse Box Panel Harness Small Type 26004-035

Kawasaki KZ1000 KZ900 KZ750 KZ650 Fuse Box Panel Harness - Small Type

$27.31
10-1150
Kawasaki EX Motorcycle Parts Kawasaki EX305 Parts Kawasaki EX305B Parts Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH500 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ1000 Parts Kawasaki KZ1000A Parts Kawasaki KZ1000D Parts Kawasaki KZ200 Motorcycle Parts Kawasaki KZ200A Motorcycle Parts Kawasaki KZ305 Parts Kawasaki KZ305A Parts Kawasaki KZ305B Parts Kawasaki KZ400 Parts Kawasaki KZ400A Parts Kawasaki KZ400B Parts Kawasaki KZ400C Parts Kawasaki KZ400D Parts Kawasaki KZ400S Parts Kawasaki KZ440 Parts Kawasaki KZ440B Parts Kawasaki KZ440G Parts Kawasaki KZ650 Parts Kawasaki KZ650B Parts Kawasaki KZ650C Parts Kawasaki KZ750 Parts Kawasaki KZ750B Twin Parts Kawasaki KZ750E Parts Kawasaki KZ750N Spectre Parts Kawasaki KZ900 Parts Kawasaki KZ900A Parts Kawasaki KZ900B Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S3 Parts Motorcycle Fuses, Flasher Relays & Relay Parts Vintage Motorcycle Electrical & Ignition Parts
Kawasaki KZ1000 KZ900 KZ750 KZ650 Fuse Box Panel Harness - Small Type - Replaces Kawasaki OEM 26004-035. This fuse box holds and protects the...
In stock
Kawasaki KZ400 KZ440 KD100 KE100 Clutch Lever 46092-015

Kawasaki KZ400 KZ440 KD100 KE100 Clutch Lever - Replaces Kawasaki OEM 46092-015

$7.33
08-0015
Kawasaki H1 & H2 Triple Motorcycle Parts Kawasaki H1 Parts Kawasaki H2 Parts Kawasaki KD Trail Motorcycle Parts Kawasaki KD100 Parts Kawasaki KE Trail Motorcycle Parts Kawasaki KE100 Parts Kawasaki KE100A Parts Kawasaki KE100B Parts Kawasaki KE125 Parts Kawasaki KE125A Parts Kawasaki KE175 Parts Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KL Motorcycle Parts Kawasaki KL250 Parts Kawasaki KL250A Parts Kawasaki KL250C Parts Kawasaki KM100 Parts Kawasaki KM100A Parts Kawasaki KS125 & KS175 Parts Kawasaki KX Motocross Parts Kawasaki KX80 Parts Kawasaki KZ Motorcycle Parts Kawasaki KZ400 Parts Kawasaki KZ400C Parts Kawasaki KZ400D Parts Kawasaki KZ400S Parts Kawasaki KZ440 Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S2 Parts Kawasaki S3 Parts Kawasaki Z1 Parts Kawasaki Z1 Parts Motorcycle Clutch Levers, Pivots & Perch Parts Motorcycle Clutch Parts, Cables & Rebuild Kits
Kawasaki KZ400 KZ440 KD100 KE100 Clutch Lever - Replaces Kawasaki OEM 46092-015. This clutch lever operates the clutch release mechanism from the handlebar. Compare...
In stock
Kawasaki KH400 KH250 S1 S3 Clutch Push Rod Oil Seal 92050-040

Kawasaki KH400 KH250 S1 S3 Clutch Push Rod Oil Seal - Replaces Kawasaki OEM 92050-040

$4.29
01-9038
Kawasaki KH Two-Stroke Motorcycle Parts Kawasaki KH250 Parts Kawasaki KH400 Parts Kawasaki KH400A Parts Kawasaki Motorcycle Parts Kawasaki S1 Parts Kawasaki S1, S2 & S3 Two-Stroke Motorcycle Parts Kawasaki S3 Parts Motorcycle Engine Oil Seals & Seal Kits Vintage Motorcycle Engine Parts
Kawasaki KH400 KH250 S1 S3 Clutch Push Rod Oil Seal - Replaces Kawasaki OEM 92050-040. This oil seal retains oil around the matching shaft,...

About the Kawasaki S1 250 Mach I

Keep the S1’s engine, carburetors and original chassis equipment together in the restoration plan.

Kawasaki Motorcycle Logo

The S1 250 Mach I is the small-capacity member of Kawasaki’s two-stroke triple family. On a restoration, engine sealing and carburetor fuel control deserve their own checks alongside the forks and fuel tank. Keep the S1 designation visible when comparing parts with other Kawasaki S-series models.

Inspect the fitted parts on a rebuilt triple

The engine gasket set, fork seals and carburetor float below list S1 1973–1975. The tank-cap rubber is narrower, with 1974–1975 coverage. Replacement caps, carburetors or forks need a match to the fitted assembly. For engine work, plan gaskets and crankshaft seals separately instead of assuming the gasket-set name covers the entire rebuild.

Model and component differencesS1 repair checkpoints

S1 1973–1975 repair parts

The linked engine gasket set, fork seals and float name these years. These product applications are not a complete S1 production timeline.

Tank-cap rubber: 1974–1975

The cap seal has a narrower year entry. Match its profile to the cap itself, especially after a replacement tank or cap has been fitted.

Other Kawasaki triples

Check S1, S2, S3 and KH250 entries separately. A shared service component does not establish complete engine or chassis interchange.

Frame, engine and fitted equipmentS1 identification checklist

  1. Record S1, year, original market and the frame and engine markings.
  2. Identify the fitted carburetors before selecting a float or fuel-metering component.
  3. Compare the fork seals and the cap’s sealing profile to the actual assemblies, particularly after a restoration.
Need help identifying the part?

Contact PartsNMore with the full model, year, frame and engine markings, and clear photos of the component.

Kawasaki S1 parts questions

Does the S1 engine gasket set include crankshaft seals?
Do not assume every engine seal is included. The linked gasket set lists S1 1973–1975; compare its actual contents with the engine joints and seals your rebuild requires. Identify crankshaft-seal requirements separately.
Is the S1 carburetor float sold as a set for all carburetors?
The float-and-pin product linked here lists S1 1973–1975 and is sold individually; order the quantity required. Inspect the float and inlet-valve components in each carburetor before deciding how many replacement parts are needed.
Will S2, S3 or KH250 parts fit my Kawasaki S1?
Only where the individual product explicitly lists S1 and your year. A shared fork or fuel-system service item is a component-specific match. It does not confirm the same engine internals, carburetors or chassis assemblies across the model range.
What does the S1 tank-cap seal replace?
It is the individual rubber sealing piece for the cap, with S1 1974–1975 coverage. It is not a complete cap assembly. Compare the sealing profile and cap mechanism, particularly if the original cap has been replaced.

Your cart

×